Roman Concrete Heals Itself—And We Forgot How to Make It #hiddenhistory #materialscience

23 days ago
15

#ancienttechnology #selfhealingmaterials #lostknowledge #romanengineering
Roman concrete has lasted 2,000 years—because it repairs its own cracks.
Modern scientists only recently discovered the secret: volcanic ash and lime react with water.
We lost the formula for centuries.

Source: https://news.mit.edu/2023/why-ancient-roman-concrete-extremely-durable-0106

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